MMK`s ROE reached 12.6 % in 2015. This is 6.62 % more than in the previous year.
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| Company | Unit |
| Lenzing | % |
| Mayr Melnhof Karton | % |
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
| 11.0 | 24.2 | 29.5 | 16.3 | 4.56 | ||||||||||||
| 10.0 | 11.1 | 11.9 | 11.4 | 11.1 |
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